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Finding the Fourth Proportional to 378,675.47, 568,422.66 and 336,823.58

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Solution

The fourth proportional to 378,675.47, 568,422.66 and 336,823.58 is: 505,599.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,675.47 : 568,422.66 = 336,823.58 : x
  2. Step 2: Convert to fraction form
    378,675.47/568,422.66 = 336,823.58/x
  3. Step 3: Cross multiply
    378,675.47x = 568,422.66 × 336,823.58
  4. Step 4: Simplify right side
    378,675.47x = 191,458,155,294.32
  5. Step 5: Solve for x
    x = 191,458,155,294.32/378,675.47
  6. Step 6: Final answer
    x = 505,599.57

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